International Protection (IP) Ratings to IEC 529 Technical Annex CHART I Second Digit – Degree of Water Protection Protection Modes to EN 60529 DIN VDE 0470 Part 1 IP X1 IP X0 No Protection Protection against dripping Protection water falling against penetravertically tion of foreign bodies First Digit Person touching IP X2 Protection against dripping water even when tilted 15° vertically IP X3 Protection against dripping water even when tilted 60° IP X4 Protection against splashing water from any direction IP 0X No protection No protection IP 1X Protection against touching with the hand Protection against large solid IP 10 bodies > 50mm Ø IP 11 IP 12 Protection against touching with the finger Protect. against med., solid bodies > 12.5 mm Ø IP 20 IP 21 IP 22 IP 23 Protection against touching with tools, wires, etc., > 2.5 mm Ø Protection against touching with tools, wires, etc., > 1 mm Ø Protection against touching with tools, wires, etc., > 1 mm Ø Protection against small, solid bodies > 2.5 mm Ø Protection against small, solid bodies > 1 mm Ø Protection against internal dust accumulation IP 30 IP 31 IP 32 IP 33 IP 34 IP 40 IP 41 IP 42 IP 43 IP 44 Protection against touching with tools, wires, etc., > 1 mm Ø Protection against all dust penetration IP 2X IP 3X IP 4X IP 5X IP 6X IP X5 Protection against water jets from any direction IP X6 Protection against heavy seas from any direction IP X7 Protection against effects of immersion IP X8 Protection against submersion IP 00 IP 50 IP 54 IP 60 IP 55 IP 65 IP 66 IP 67 IP 68 In some countries a third digit is added. It gives information about the mechanical properties of the equipment. This designation has not yet been standardized according to current DIN and IEC regulations. Devices in this catalogue correspond to digit IP .7. NEMA / IP Cross Reference The chart below provides a cross-reference from NEMA to International Protection (IP) Ratings. This cross-reference is an approximation based on the most current information available. It is not sanctioned by NEMA, IEC, or any other regulatory body. This chart should be used only as a guideline. CHART II IEC 529 Protection Ratings IP 00 IP 10 IP 11 IP 20 IP 21 IP 22 IP 23 IP 30 IP 31 IP 32 IP 33 IP 40 IP 41 IP 42 IP 43 IP 50 IP 51 IP 52 IP 53 IP 54 IP 55 IP 56 IP 60 IP 61 IP 62 IP 63 IP 64 IP 65 IP 66 IP 67 IP 68 54 1 2 3 3R NEMA Ratings 4 4X 5 6 12 Altech Corp.® • 35 Royal Road • Flemington, NJ 08822-6000 • Phone (908)806-9400 • FAX (908)806-9490 • www.altechcorp.com 13